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A372374 as a simple table

na(n)
01
13
215
393
4627
54368
630957
7222015
81606803
911713260
1085884660
11632726988
124679850525
1334729198260
14258460942671
151928258130018
1614416834880067
17107993546227875
18810319315565760
196089298408130707
2045821042464807512
21345217506895648767

[1,3,15,93,627,4368,30957,222015,1606803,11713260,
 85884660,632726988,4679850525,34729198260,
 258460942671,1928258130018,14416834880067,
 107993546227875,810319315565760,6089298408130707,
 45821042464807512,345217506895648767]